Home / 5,038.36-7,560.60-2,116.96

Finding the Fourth Proportional to 5,038.36, 7,560.60 and 2,116.96

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Solution

The fourth proportional to 5,038.36, 7,560.60 and 2,116.96 is: 3,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.36 : 7,560.60 = 2,116.96 : x
  2. Step 2: Convert to fraction form
    5,038.36/7,560.60 = 2,116.96/x
  3. Step 3: Cross multiply
    5,038.36x = 7,560.60 × 2,116.96
  4. Step 4: Simplify right side
    5,038.36x = 16,005,487.78
  5. Step 5: Solve for x
    x = 16,005,487.78/5,038.36
  6. Step 6: Final answer
    x = 3,176.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.